Home / 4,768,830.40-7,154,512.80-2,071,998.40

Finding the Fourth Proportional to 4,768,830.40, 7,154,512.80 and 2,071,998.40

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Solution

The fourth proportional to 4,768,830.40, 7,154,512.80 and 2,071,998.40 is: 3,108,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768,830.40 : 7,154,512.80 = 2,071,998.40 : x
  2. Step 2: Convert to fraction form
    4,768,830.40/7,154,512.80 = 2,071,998.40/x
  3. Step 3: Cross multiply
    4,768,830.40x = 7,154,512.80 × 2,071,998.40
  4. Step 4: Simplify right side
    4,768,830.40x = 14,824,139,074,379.52
  5. Step 5: Solve for x
    x = 14,824,139,074,379.52/4,768,830.40
  6. Step 6: Final answer
    x = 3,108,548.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.